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140 Qs Overview

Statistical Methods & Experimental Designs

Official Statistical Sciences Statistical Methods & Experimental Designs complete subject practice test — All questions across all syllabus chapters.

Q.106
ICAR 2023Shift 1 MCQ (Single Correct) +4 −1
Which of the following p-values will lead us to reject the null hypothesis if the significance level of the test is 5% ?
यदि परीक्षण का सार्थकता स्तर (Significance level) 5% है, तो निम्नलिखित में से कौन-सा p-मान (p-value) हमें शून्य परिकल्पना को अस्वीकार करने की ओर ले जाएगा?
Q.107
ICAR 2023Shift 1 MCQ (Single Correct) +4 −1
Choose the correct answer:
सही उत्तर का चयन कीजिए:
Q.108
ICAR 2023Shift 1 MCQ (Single Correct) +4 −1
Suppose the correlation coefficient for a pair of $625$ random samples is $0.2$. Is the value of $r$ significant? Given $t_{0.05, 623} = 1.96$:
मान लीजिए $625$ यादृच्छिक युग्मों के प्रतिदर्श के लिए सहसंबंध गुणांक $0.2$ है। क्या $r$ का मान सार्थक है? दिया गया मान: $t_{0.05, 623} = 1.96$:
Q.109
ICAR 2023Shift 1 MCQ (Single Correct) +4 −1
Out of these, which is not a probability sampling?
इनमें से कौन-सा एक प्रायिकता प्रतिचयन नहीं है?
Q.110
ICAR 2024Shift 1 MCQ (Single Correct) +4 −1
Which statistical test is appropriate for testing a hypothesis about a single population mean when the population variance is KNOWN, even if the sample size is small?
जब समष्टि प्रसरण (population variance) ज्ञात हो, तो प्रतिदर्श का आकार छोटा होने पर भी एकल समष्टि माध्य के परीक्षण के लिए कौन सा सांख्यिकीय परीक्षण उपयुक्त है?

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