Katie likes to shop at VONS. For each trip to the retail store, Katie spends an average of 44 mins with a standard deviation of 10 mins. The length of time spent in the store is normally distributed.       Find the probability distribution that the shopper will be in the store for more than 30 minutes.       Find the probability distribution that the shopper will be in the store between 35 minutes and 40 minutes.

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The number of bacterial colonies on a petri dish can have an average of 2.5 per cm2 Define the variable of interest for this scenario. What probability distribution do you think best describes the situation? Why? Calculate the mean and standard deviation of the distribution

A student takes a 35-question multiple-choice exam, but did not study and randomly guesses each answer. Each question has 4 possible choices for the answer. Find the probability that the student gets exactly 7 question right. Find the probability that the student gets more than 11 but less than 27 questions right. Find the mean of the distribution. Find the standard deviation of the distribution. Q Search GlobalPDFConverterSearch & 8

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The average speed of cars on 495 is 74 mph with a standard deviation of 6. What is the probability that a car will be traveling at least 76 mph

A soft drink machine outputs a mean of 29 ounces per cup. The machine's output is normally distributed with a standard deviation of 4 ounces. What is the probability of filling a cup between 25 and 31 ounces? Round your answer to four decimal places. Answer esc If you would like to look up the value in a table, select the table you want to view, then either click the cell at the intersection of the row and column or use the arrow keys to find the appropriate cell in the table and select it using the Space key. angle. 9 ! 1 9 a Z ← @ 2 W S X # 3 e d C C $ 4 r f % 5 V t Oll A 6 Normal Table - to-z Normal Table - to z b y h & 7 n O u * 8 3 O i N ( 9 k O < 1 alt ) 0 1 Р O - : Tables ; Submit Answer 4 ? 1 + = Keypad Keyboard Shortcuts 31 11 1 Oct 28 }. backspace 1 USE YOUR SMARTPHONE FOR 2:53 3 D45 enter

Alfie Solomons owns a rum distillery. On average, he produces 100 liters of rum with a standard deviation of 18 liters. What is the probability of producing an average of 90 liters of rum or more over the course of 9 days?

IQ scores are normally distributed with a mean of 100 and standard devation of 15. find the probability of having an IQ between 136 and 142.