CUET Mathematics - Rajesh calculated 95% confidence level. What does he mean by that? (A) He can be 95% confident that his sample will include the population parameter. (B) He can be 95% confused that his sample will include the population parameter. (C) He can be 5% confident that his sample will not include the population parameter. (D) He can be 5% confident that his sample will include the population parameter. Choose the **correct** answer from the options given below: | PYQs + Solutions

CUET Mathematics 2025 22 May Shift 2

Statistics & Applications

Medium

applied

(A) and (C) only

(B) and (C) only

(D) only

(A) and (B) only

✅ Correct Option: 1

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19 May Shift 1

Which of the following are types of "statistical inferences"?

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Choose the correct answer from the options given below:

15 May Shift 2

Let two independent random samples of sizes $n_1$ and $n_2$ respectively have been drawn from the same normal population. Let $\bar{x}_1$ and $\bar{x}_2$ be the means and let $s_1$ and $s_2$ be their standard deviations. In order to test whether the the two sample means $\bar{x}_1$ and $\bar{x}_2$ differ significantly or not, the t-test statistic is given by

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CUET Mathematics 2025 22 May Shift 2 PYQs

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