309 Answered Questions for the topic College Math

College Math Math Statistics

1d

#### Which distribution should you use for this problem? (Enter your answer in the form z or tdf where df is the degrees of freedom.)

A hospital is trying to cut down on emergency room wait times. It is interested in the amount of time patients must wait before being called back to be examined. An investigation committee randomly... more
College Math Math Statistics

1d

#### How much area is in both tails (combined)? (Enter an exact number as an integer, fraction, or decimal.)

The mean age for all Foothill College students for a recent Fall term was 33.2. The population standard deviation has been pretty consistent at 15. Suppose that twenty-five Winter students were... more
College Math Math Statistics

11d

#### Let X = the average of the 49 races.

Suppose that a category of world class runners are known to run a marathon (26 miles) in an average of 144 minutes with a standard deviation of 13 minutes. Consider 49 of the races.Let X = the... more

09/13/20

02/26/20

Here is the question: A school board announces an across the board salary cut 8%. The superintendent makes $193,780 after the cut has been mad. What was her salary before the 8% cut? College Math Math Civil Engineering 02/23/20 #### Supremum and infimum X1 = { x | x = 0 or x = (1/n) ; n € N(N - set of natural numbers)Find the supremum and infimum(if they exists ) of set X1 College Math Math Statistics 02/21/20 #### EXPECTED VALUE GAMBLING WHEEL QUESTION Suppose you bet$1 on red at the roulette wheel. There are 18 red numbers and 20 nonred numbers (including the green 0 and 00). You win $1 if a red number comes up, and you lose$1 if any other... more
College Math Math Calculus

01/28/20

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