1a normal distribution y has mean 50 and standard deviation

Assignment Help Basic Statistics
Reference no: EM13371330

1. A normal distribution Y has mean 50 and standard deviation 8. Find P(Y<44).

2. A normal distribution Y has mean 50 and standard deviation 8 find P(40<Y<60).

3. A normal distribution Y has mean 50 asd standard deviation 8 find P (30<T<62).

4. The response time for Denver police to respond to emergency calls is 8.4 minutes with a standard deviation 1.7 find the probability that the response time for a call between 5 and 10 minutes.

Reference no: EM13371330

Questions Cloud

1select two of the following scenarios explain why you : 1.select two of the following scenarios. explain why you selected each and give an example of how statistics might be
Requirementsthis project requires you to program a : requirementsthis project requires you to program a maze-type game using assembly language. it is not acceptable to use
1 the ordered pair x y is a subset of x y justify your : 1 the ordered pair x y is a subset of x y. justify your
1nbsp show that for a continuousft ht1o tgt0 is a constant : 1nbsp show that for a continuousft ht1o tgt0 is a constant i.e. not dependent on t if and only if t follows an
1a normal distribution y has mean 50 and standard deviation : 1.a normal distribution y has mean 50 and standard deviation 8. find pylt44.2.a normal distribution y has mean 50 and
Review case study - crime and punishmentdisciplining : review case study - crime and punishmentdisciplining employees is perceived generally by supervisors as a difficult and
P140-4q mc12030q for plant 1 mc28010q for plant 2how many : p140-4q mc12030q for plant 1 mc28010q for plant 2how many units should be produced by plant 1 and plant 2 to maximise
Slack chambers and johnston 2010 p 588 highlight : slack chambers and johnston 2010 p. 588 highlight maintenance as one of the approaches to failure prevention. notably
If the inverse demand curve is p120-qand the marginal cost : if the inverse demand curve is p120-qand the marginal cost is constant at 10how does charging the monopoly a specific

Reviews

Write a Review

Basic Statistics Questions & Answers

  Is the hot-air balloon significantly shorter than light rail

Is the hot-air balloon significantly shorter than light rail? How can you tell? What do you tell university officials?

  Maximizes the total expected profit

How likely is it that the store owner will make at least $7,000 if she implements your suggestion?

  Conclude that sessions help to improve students skills

The results are shown here. At Alpha = .01, can it be concluded that the sessions help to improve the students' mathematical skills?

  Decision regarding observed and expected frequencies

What is our decision regarding differences between observed and expected frequencies if critical value of chi-square is 9.488 and computed value is 6.079.

  Determine if sample result indicate that population variance

Determine if the sample result indicates that the population variance is decreased from historical value of 0.35. At alpha = 1%, give values for test and critical statistics.

  Reconsidering the sample-size estimation

Suppose the organizers of the study are reconsidering their sample-size estimate. How many participants should be enrolled in each of the active and control intervention groups to achieve 80% power if a two-sided test is used with α = .05

  Computing the expected values for the given probability

computing the expected values for the given probability distribution.find the expected values of the following

  Determin ethe number of ways of room occupation

If the names of these 100 people in the building are still unknown but a room is allowed to lodge one tenant at most , then are there how many ways of room occupation?

  Explain discrimination claim on the basis of numbers

In total, of 1000 applications they got from men, they hired 625, or 62.5%. Based on numbers presented, what do you believe of the discrimination claim?

  How would results of hypothesis test change

If the standard deviation in the above-described scenario had been, how would the results of the hypothesis test change?

  Probability distribution-mean and variance

The following problem develop the concept of determining the probability distribution of random variable and its mean and variance.

  Normal distribution-gasoline purchase

The average monthly gasoline purchase for a family with 2 cars is 90 gallons. This statistic has a normal distribution with a standard deviation of 10 gallons. A family is chosen at random.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd