Correct a mistake in each of following sentences. 1)i have work hard to inprove my english. 2)joan don’t have to go. she can stay here. 3)i’m sorry i’m late. i had to did the shopping. 4)i think the spacemen has to know english. 5)does she has to read this rule? 6)tom hasn’t to use a computer. 7)you has to know english to understand people. 8)do mary have to help ann to study english? 9)what time do
you has to get up? 10)does your teacher have correct your homework?
1)i have to work hard to improve my english
2)joan doesn’t have to go.she can stay here.
3)i’m sorry i’m late.i had to do the shopping.
4)i think the spacemen has known english.
5)does she have to read this rule?
6)tom doesn’t have to use a computer.
7)you have to know english to understand people.
8)does mary have to help ann to study english?
9)what time do you have to get up?
10)has your teacher corrected your homework?
i have worked hard to improve my english. joan does not have to go.she can stay here.i am sorry i am late.i had to do the shopping.i think the spacemen have to know english.does she have to read this rule.tom does not have to use the computer. you have to know english to understand people.does mary have to help ann to study english.what time do you have to get up.does your teacher have to correct your homework.
smiths succeeded with roses the robinsons immediately did the same. if the robinsons could to grow some beautiful plant thus showing that they had the greenest of green fingers the smiths wanted to show at once that their fingers were no less green. if one family bought some new garden furniture the
other made sure that their garden chair and benches were not worse. and then one day mrs smith had a wonderful idea. at the weekend she and her husband dug a very large hole in the middle of the garden. the robinsons waited to see what their neighbours were going to do with it. lily pond do you think?
or perhaps a gold fish pond? but the smiths did nothing with what they had dug. after several agonizing weeks the robinsons decided that they should have the same kind of thing in the middle of their own garden. the only problem was that the robinsons hated digging. so mrs robinson wrote to a
well-known firm of landscape gardeners.
1) задать статистическое распределение выборки в виде интервальной таблицы частот и
интервальной таблицы относительных частот;
2) построить гистограмму частот;
3) используя критерий согласия Пирсона, проверить гипотезу о нормальном распределении
генеральной совокупности X при уровне значимости = 0,01.
1,22 1,13 1,16 1,12 1,01 1,06 1,05 1,10 1,11 1,13 1,20
1,08 1,10 1,15 1,11 1,02 1,04 1,07 1,22 1,14 1,05 1,07
1,13 1,14 1,15 1,06 1,22 1,19 1,13 1,12 1,16 1,19 1,17
1,15 1,16 1,13 1,10 1,14 1,19 1,21 1,17 1,18 1,23 1,10
1,03 1,04 1,10 1,10 1,19