Mathematics, 05.03.2021 07:50 Jtblack2720
One year consumers spent an average of $22 on a meal at a resturant Assume that the amount spent on a resturant meal is normally distributed and that the standard
deviation is $6. Complete parts (a) through (c) below.
a. What is the probability that a randomly selected person spent more than $25?
P(X> 525)=(Round to four decimal places as needed)
b. What is the probability that a randomly selected person spent between $8 and $19?
P(S8
c. Between what two values will the middle 95% of the amounts of cash spent fall?
The middle 95% of the amounts of cash spent will fall between X=$and X = 5
(Round to the nearest cent as needed.)
Answers: 1
Mathematics, 21.06.2019 18:30
The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?
Answers: 1
Mathematics, 21.06.2019 23:10
In which quadrant does the point lie? write the coordinates of the point. a. quadrant ii; (–2, –4) b. quadrant iii; (2, 4) c. quadrant iii; (–2, –4) d. quadrant iv; (–4, –2)
Answers: 3
Mathematics, 22.06.2019 00:30
$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?
Answers: 1
Mathematics, 22.06.2019 02:30
Alarger number is double the sum of a smaller number. the larger number is 2 less than 3 times the smaller number. if y represents the larger number and x represents the smaller number, which equations model the situation
Answers: 1
One year consumers spent an average of $22 on a meal at a resturant Assume that the amount spent on...
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