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can you please help me with this 3 questions Q8. Calculate the t-score for a sample size of 21 and a 98% level of confidence.

can you please help me with this 3 questions

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Q8. Calculate the t-score for a sample size of 21 and a 98% level of confidence. 09. If the average height for a sample of 7 people was 60 inches with a sample standard deviation of 2 inches, estimate the average height of the population using a 98% level of confidence. Conclude your analysis with a sentence. Q10. From a sample of 10 students, the average Statistics mark was found to be 51.75 with a sample standard deviation of 4.33. Using a 90% confidence level, construct an interval estimate for the true average Statistics. Conclude your analysis with a sentence

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