Which of the following would be appropriate for a t-test?

Which of the following numbers (measures of kurtosis of a distribution) would represent a leptokurtic distribution?

What power is used in the formula for kurtosis?

P(X|Y)=.5 P(X)=.2 P(Y)=.4 What is P(X and Y),

A coin is tossed three times. What is the probability that it lands on heads exactly one time?

Event A and Event B are independent and mutually exclusive. True or False: The probability of A must be 0 or the probability of B must be 0.

Where would the outliers be if a distribution had a skewness of -1?

Say 2 events satisfy the following equation: P(A intersect B) = P(A) x P(B). We say that events A and B are __.

P(A)*P(B)=P(A and B) What can you conclude about A and B?

The median grade on a midterm exam in a math class of 60 students is 85. The teacher gives an additional 5 bonus points to the 3 students who scored the highest on the exam. What is the new median grade for the class?

If you have a hypothesis test with a significance level of 0.05 and a p-value of 0.01, what is the result of your hypothesis test?