## (solution) Solve the problem. 6) To get a C in history, Nandan must average

5 questions. Must show all work. Please see the attachment below. Thank you

Solve the problem.

6) To get a C in history, Nandan must average 72 on four tests. Scores on the first three tests

were 68, 77, and 61. What is the lowest score that Nandan can get on the last test and still receive

a C? Solve the problem.

7) Samuel consumed 2129 calories of food on Monday, 2348 calories on Tuesday, and 1863

calories on Wednesday. In order for Samuel's average calorie intake to equal a daily average of

2200 calories, how many calories of food must he consume on Thursday? Solve the problem.

8) Find the range and the standard deviation of the following prices of backpacks: \$11.99, \$8.84,

\$16.98, \$9.99, \$10.45, \$10.86, \$11.99. Calculate the sample mean, sample variance and sample deviation for the following data

sets. Round answer to the one decimal place.

9) 251, 120, 282, 252, 211, 204, 135, 134, 145 Solve the problem.

10) If a baseball player has a batting average of 0.420, what is the probability that the player will

get at least 2 hits in the next four times at bat?

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