Найди слова с чередующимися гласными в корне, зависящими от ударения, и выдели корни в этих словах.

Дан набор чисел: 3, 1, 5, 2, 1, 0, 3, 4, 5, 6, 3, 4, 2, 5, 7, 6, 5.

1. Составьте частотную таблицу.

2. Постройте столбчатую диаграмму.

3. Найдите центральные тенденции.

4. Составьте таблицу отклонений и квадратов отклонений от среднего.

5. Вычислите дисперсию и стандартное отклонение.

помогите пж можно только 5 написать

Task 1 (10 points).

Read the text and fill in the gaps with the words or phrases from the following list:

spam, do a lot of instant messaging, computer literate, checks the email, technophobes, anti-virus software, going online, search the Internet, surf the web, social networking sites.

Using the Internet.

Nowadays, a lot of people all over the world have Internet access. Internet use is changing all the time. Let’s have a look at some common ways to use the Internet.

Almost every person has an email box. An average person 1. ________________ every 12 hours. They sometimes get cards from relatives, sometimes documents from work or school. From time to time everyone gets 2. ________________ with adverts, useless offers or even with some dangerous links that can break down their device. That’s why using 3. ________________ is very important for gadget protection.

Students usually 4. ________________ to help with their studies. They 5. ________________ looking at hundreds of websites and trying to find the most appropriate piece of information for their essays or surveys. They download books, find interesting articles in many languages.

An average teenager spends most of their life online. They 6. ________________ using different messengers. They also watch videos of their favourite bloggers, share opinions and discuss everything spending hours on 7. ________________.

Adults also use the Internet a lot. Of course, 8. ________________ still exist. However, even they find 9. ________________ very easy. They have to become 10. ________________ to use all the options on the modern Internet. They can not only watch digital TV online, but also shop, chat and even work online. 

Примечание:

1. First, read the whole text and make sure you understand its general meaning. Translate all the words you don’t understand. Сначала прочитайте текст целиком и убедитесь, что понимаете, о чём в нём говорится. Переведите незнакомые слова.
2. Revise the material of the lesson. Повторите материал урока.
3. Reread the sentences with the gaps and decide which phrase suits to fill in the gaps. Mind key words which can help you choose the right answer. Прочитайте ещё раз предложения с пропусками и решите, какая фраза подходит на место каждого пропуска. Обращайте внимание на ключевые слова, которые могут подсказать правильный ответ.
4. You don’t need to copy the whole text: you can write gap numbers and the phrases you have chosen next to them. Переписывать весь текст не нужно ⸺ вы можете записать номера пропусков и выбранные фразы рядом.
5. For each correct answer, you will get 1 point. In total, you can get up to 10 points for this task. За каждый верный ответ вы получите 1 балл. За полностью выполненное задание вы можете получить 10 баллов.

Task 2 (20 points).

Complete the sentences with prepositions.

1. Little Red Riding Hood should look _______ for a wolf in the dark forest.
2. Peter couldn’t remember his friend’s phone number, so he looked it _______ in the phonebook.
3. At the funfair I saw a young woman with a naughty child. She had to look _______ him carefully.
4. My little brother comes to our house every summer, and I usually look _______ to his visit.
5. The police are looking _______ the crimes that happened last week at the shopping mall.
6. Granny’s lost her glasses. Can you please help her to look _______ them?
7. My neighbour is an arrogant man. He always looks _______ at people.
8. When she looks _______ at her life in San Francisco, she becomes very sad.
9. Try to look _______ for your timetable and you’ll have plenty of free time.
10. We're looking _______ you to advise us on how to do this.

Примечание:

1. Read the sentences carefully and make sure you understand their meanings before completing them with prepositions. Прочитайте предложения и убедитесь, что понимаете их смысл, прежде чем вписывать предлоги.
2. Revise the material of the lesson. Повторите материал урока.
3. You can rewrite the whole sentences or you can write the numbers and your answers next to them. Вы можете или переписать предложения полностью, или записать только номера и ваши ответы рядом.
4. For each correct answer, you will get 2 points. In total, you can get up to 20 points for this task. За каждый верный ответ вы получите 2 балла. За полностью выполненное задание вы можете получить 20 баллов.

Task 3 (30 points).

Open the brackets using Zero or First Conditional.

1. If I _______________ (see) Sarah tomorrow, I _______________ (give) her a lift.
2. If Derek _______________ (eat) all that, he _______________ (get) sick.
3. If he _______________ (wash) my car, I _______________ (give) him $5.
4. She _______________ (not open) the door unless she _______________ (know) who it is.
5. If you _______________ (not water) the plants regularly, they _______________ (die).
6. If you _______________ (put) on the kettle, I _______________ (make) some coffee.
7. If she _______________ (need) a pillow, she can _______________ (borrow) mine.
8. Dad _______________ (be) angry if he _______________ (make) any more mistakes.
9. If I _______________ (work) hard today, can I _______________ (have) a holiday tomorrow?
10. If you _______________ (heat) ice, it _______________ (turn) into water.

Примечание:

1. Read the sentences carefully before opening the brackets. Pay attention, which part is the main clause and which is the subordinate one. Внимательно прочитайте предложения, прежде чем раскрывать скобки. Обратите внимание, какая часть является главной, а какая ⸻ придаточной.
2. Revise the material of the lesson. Повторите материал урока.
3. You can rewrite the whole sentences or write the numbers and your answers next to them. If you write only the answers, be careful to write both verbs from each sentence, separate them with a comma or a semicolon. Вы можете переписать предложения целиком или записать только номера и ваши ответы рядом. Если вы записываете только ответы, проверьте, чтобы были записаны оба глагола для каждого предложения, разделите их запятой или точкой с запятой.
4. For each correct sentence, you will get 3 points. In total, you can get up to 30 points for this task. За каждое верное предложение вы получите 3 балла. За полностью выполненное задание вы можете получить 30 баллов.

Task 4 (40 points).

Write your actions referring to different situations. Use the 1st Conditional. Write full sentences.

Example: 0. What will you do if you win a million dollars? – If I win a million dollars, I will buy a big house.

1. What will you do if you lose your smartphone? _______________________________________________________________________
2. What will you do if you get good marks in your final exams? _______________________________________________________________________
3. What will you do if you can’t sleep tonight? _______________________________________________________________________
4. What will you do if you forget to learn your lessons? _______________________________________________________________________
5. What will you do if it rains all weekend? _______________________________________________________________________
6. What will you do if you don’t feel well the following morning? _______________________________________________________________________
7. What will you do if you find a stray puppy in the street? _______________________________________________________________________
8. What will you do if you forget about your friend’s birthday? _______________________________________________________________________

зарание спасибо вы учень выручите