Some statistical procedures move from population to sample; some move from sample to population. For each of the following procedures, determine the correct direction. Sampling distributions take information from the ___________ to the ____________.
a. sample; population
b. population; sample
c. neither
Q. 2A standard 52-card deck is shuffled and 2 cards are picked from the top of the deck. The probability that the both cards are Hearts is
a. 6.3
b. 5.9
c. 6.4
d. 25.0
Q. 3Some statistical procedures move from population to sample; some move from sample to population. For each of the following procedures, determine the correct direction. Statistical inference takes information from the ___________ to the ____________.
a. sample; population
b. population; sample
c. neither
Q. 4A standard 52-card deck is shuffled and 2 cards are picked from the top of the deck. The probability that the first card is a Heart and the second card is a Spade is
a. 5.9
b. 6.3
c. 6.4
d. 25.0
Q. 5If one card is randomly picked from a standard deck of 52 cards, the probability that the card will be a red suit (Heart or Diamond), or a face card (Jack, Queen, or King), or both, is
a. 50.0 (26/52)
b. 61.5 (32/52)
c. 76.9 (40/52)
d. 88.5 (46/52)
Q. 6If one card is randomly picked from a standard deck of 52 cards, the probability that the card will be a number from 2 through 10, or a Heart, or both, is
a. 51.9 (27/52)
b. 69.2 (36/52)
c. 76.9 (40/52)
d. 94.2 (49.52)
Q. 7Michael wants to take French or Spanish, or both. But classes are closed, and he must apply and get accepted to be allowed to enroll in a language class. He has a 50 chance of being admitted to French, a 50 chance of being admitted to Spanish, and a 20 chance of being admitted to both French and Spanish. If he applies to both French and Spanish, the probability that he will be enrolled in either French or Spanish (or possibly both) is
a. 70
b. 80
c. 90
d. 100
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