Slices of pizza for a certain brand of pizza have a mass that is approximately normally distributed with a mean of 68.1 grams and a standard deviation of 2.32 grams. Round answers to 4 decimal places. a) What is the probability of finding a random slice of pizza with a mass of more than 69.3 grams? b) What is the probability of finding a random slice of pizza with a mass of less than 67.4 grams? c) What is the probability of finding a sample of 24 slices of pizza with a mean mass of less than 67.4 grams? d) What is the probability of finding a sample of 35 slices of pizza with a mean mass of less than 67.4 grams?

Slices of pizza for a certain brand of pizza have a mass that is approximately normally distributed with a mean of 68.1 grams and a standard deviation of 2.32 grams. Round answers to 4 decimal places. a) What is the probability of finding a random slice of pizza with a mass of more than 69.3 grams? b) What is the probability of finding a random slice of pizza with a mass of less than 67.4 grams? c) What is the probability of finding a sample of 24 slices of pizza with a mean mass of less than 67.4 grams? d) What is the probability of finding a sample of 35 slices of pizza with a mean mass of less than 67.4 grams?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

The amount of calories consumed by customers at the Chinese buffet is normally distributed with mean 2967 and standard deviation 539. One randomly selected customer is observed to see how many calories X that customer consumes. Round all answers to 4 decimal places where possible.b. Find the probability that the customer consumes less than 2600 calories. c. What proportion of the customers consume over 3342 calories? d. The Piggy award will given out to the 2% of customers who consume the most calories. What is the fewest number of calories a person must consume to receive the Piggy award? calories. (Round to the nearest calorie)
The probability that a restaurant passes itshealth department inspection is 0.94. Theowners of 58 restaurants are surveyed to seeif their restaurants passed inspection. Find the standard deviation. A) 1.8245 B) 2.1040 C) 1.8086 D) 1.8655 E) 2.3589
The population mean time it takes to empty a bottle of liquid is 80 minutes with a standard deviation of 6 minutes. A sample of 60 bottles is taken. What is the probability that the sample mean is at most 78 minutes? A) 0.9951 B 0.9963 C) 0.0037 D) 0.0049
The length of life of an instrument produced by a machine has a normal distribution with a mean of 12 months and standard deviation of 2 months. Find the probability that an instrument produced by this machine will last a.) less than 8 months b.) between 8 and 12 months.
The amount of calories consumed by customers at the Chinese buffet is normally distributed with mean 2808 and standard deviation 571. One randomly selected customer is observed to see how many calories X that customer consumes. Round all answers to 4 decimal places where possible. b. Find the probability that the customer consumes less than 2436 calories. c. What proportion of the customers consume over 3047 calories? d. The Piggy award will given out to the 2% of customers who consume the most calories. What is the fewest number of calories a person must consume to receive the Piggy award? ? calories. (Round to the nearest calorie)
The amount of calories consumed by customers at the Chinese buffet is normally distributed with mean 2801 and standard deviation 544. One randomly selected customer is observed to see how many calories X that customer consumes. Round all answers to 4 decimal places where possible. b. Find the probability that the customer consumes less than 2648 calories. c. What proportion of the customers consume over 3123 calories? d. The Piggy award will given out to the 1% of customers who consume the most calories. What is the fewest number of calories a person must consume to receive the Piggy award? calories. (Round to the nearest calorie)
The amount of calories consumed by customers at the Chinese buffet is normally distributed with mean 2999 and standard deviation 589. One randomly selected customer is observed to see how many calories X that customer consumes. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - N( 2999 589 b. Find the probability that the customer consumes less than 2700 calories. c. What proportion of the customers consume over 3134 calories? d. The Piggy award will given out to the 1% of customers who consume the most calories. What is the fewest number of calories a person must consume to receive the Piggy award? 4369 calories. (Round to the nearest calorie)
The amount of calories consumed by customers at the Chinese buffet is normally distributed with mean 2639 and standard deviation 626. One randomly selected customer is observed to see how many calories X that customer consumes. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X N( b. Find the probability that the customer consumes less than 2465 calories. c. What proportion of the customers consume over 2900 calories? d. The Piggy award will given out to the 3% of customers who consume the most calories. What is the fewest number of calories a person must consume to receive the Piggy award? calories. (Round to the nearest calorie) DELL DII F2 F3 prt sc home end insert dele F4 F5 F6 F7 F9 F10 F11 F12 23 $ % & 4. 5 7 8 9. R Y P. D F G J K L V M + || .. .. * 00 N エ < LO
1) The diameter of a steel rod has a normal distribution with a mean of 3.41cm and a standard deviation of 0.02. Determine the probability that the diameter is a) more than 3.42 cm. b) less than 3.46 cm. c) between 3.35 cm and 3.46 cm
The monthly salaries of employees working in a company have a standard normal distribution with an average of 1700t and a standard deviation of 500t. Accordingly, what is the probability that a randomly selected person's monthly salary will be LESS THAN 2000%? 28 - O A) 0,2257 O B) 0,7257 O C) 0,3264 O D) 0,9106 O E) 0,6736