Answer:
the answer is 67 coins are not Nickels
Step-by-step explanation:
29+24+16=67 so there is 27 Nickels in the jar
A, B, and D are the correct answers.
Answer: We should reject the null if the test statistic is greater than <u>1.895</u>.
Step-by-step explanation:
We assume the population to be normally distributed.
Given: Sample size :
, which is asmall sample (n<30), so we use t-test.
We always reject the null hypothesis if the absolute t-value is greater than critical value.
Therefore, We should reject the null if the test statistic is greater than <u>1.895</u>.
I believe the answer will be t + 40 = race time