AP ICET 2022 Question Paper Shift-1 (25th July)

Instructions

For the following questions answer them individually

AP ICET 2022 Shift-1 (25th July) - Question 191


The arithmetic mean of the distribution given below is

AP ICET 2022 Shift-1 (25th July) - Question 192


The arithmetic mean of the squares of the first n natural numbers is

AP ICET 2022 Shift-1 (25th July) - Question 193


For $$n \geq 1$$, let $$x_n = r$$ where r is the remainder when n is divided by 7 (for instance, $$x_{24} = 3$$ since 24 leaves remainder 3 when divided by 7). The mode of the observations $$x_5, x_9, x_{11}, x_{13}, x_{16}, x_{21}, x_{23}, x_{25}$$ is

AP ICET 2022 Shift-1 (25th July) - Question 194


If the mean and the mode of a data are 15 and 21 respectively then the median of the data is

AP ICET 2022 Shift-1 (25th July) - Question 195


If $$x_1, x_2, ....... x_{10}$$ are marks obtained by a students such that $$\sum_{i=1}^{10}x_i = 90$$ and $$\sum_{i=1}^{10}x_i^2 = 900$$, then the variance of this data is

AP ICET 2022 Shift-1 (25th July) - Question 196


The standard deviation of the scores
204, 208, 212, 216, 220, 224, 228 is

AP ICET 2022 Shift-1 (25th July) - Question 197


The inequality satisfied by the correlation coefficient r is

AP ICET 2022 Shift-1 (25th July) - Question 198


If two unbiased 6 faced dice are thrown simultaneously then the probability they show up distinct numbers is

AP ICET 2022 Shift-1 (25th July) - Question 199


A bag contains 4 green, 6 red and 7 white balls. If a ball is drawn at random from this bag then the probability that it is either green or red is

AP ICET 2022 Shift-1 (25th July) - Question 200


A person gets Rs. 100 if a head turns up and loses Rs. 50 if a tail turns up when an unbiased coin is tossed. If three unbiased coins are tossed simultaneously then the probability that the person neither gains nor loses is

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