Mathematics, 19.01.2021 23:10 macylen3900

In a study of facial Behavior people in a control group or time for eye contact in a five minute. There times are normally distributed with a mean of 182 second and standard deviation of 53 seconds. Use the 68-95-99.7 rule to find the indicated quantity. A. Find the percentage of times within 53 seconds of the mean 182 seconds.

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 18:30

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Answers: 3

Answer

Mathematics, 21.06.2019 22:10

Which function can be used to model the monthly profit for x trinkets produced? f(x) = –4(x – 50)(x – 250) f(x) = (x – 50)(x – 250) f(x) = 28(x + 50)(x + 250) f(x) = (x + 50)(x + 250)

Answers: 2

Answer

Mathematics, 21.06.2019 22:30

Select all of the following expressions that are equal to 2.5.

Answers: 3

Answer

Mathematics, 21.06.2019 22:40

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

Answers: 3

Answer

You know the right answer?

In a study of facial Behavior people in a control group or time for eye contact in a five minute. Th...

Questions

Mathematics, 23.09.2021 15:20

Yasmin conducted a scientific experiment. For a certain time, the temperature of a compound rose 3 degrees every 1ſ hours. What was the rate,...

Mathematics, 23.09.2021 15:20

Activity 2: Directions: Determine the nature of the roots of the following quadratic equations using the discriminant. You are provided with a space f...

Mathematics, 23.09.2021 15:20

True or False If AM≅MB, then M must be the midpoint of AB