Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Q1) Student team examined parked cars in 4 different suburban shopping malls. One hundred vehicles were studied in each location. Research question: At α = .05, does vehicle type vary by mall location?
Vechile type
Somerset
Oakland
Great lakes
James town
Row total
Car
44
49
36
64
193
Minivan
21
15
18
13
67
Full sized van
2
3
10
SUV
19
27
26
12
84
Truck
14
6
17
9
46
Col total
100
400
The City Transit Authority plans to hire 8 new bus drivers. From the group of 100 qualified applicants, of whom 55 are men and 45 are women, 8 names are to be selected by lot. Suppose that Mary and John Lewis are among the 100 qualified applicants..
Write all the possible samples of size 2 and calculate the average or median of each one.
The reason why we finish our calculation by dividing range by 4 is that in most data sets 95% of the data values fall within two standard deviations of the mean.
Create a hypothesis and perform a series of tests to determine if there is any fundamental difference in the findings.
If the mean times for both George and Julia are actually the same, what is the probability that George will be let go?
The lengths of pins produced by a machine follow a normal distribution with mean 2.54 cm and standard derivation 0.04 cm.
Draw a tree diagram representing the data. What is the probability that a vehicle stolen in this city will never be recovered?
A business owner decides to use a binomial distribution to solve one of his problems.
Make a decision regarding the null hypothesis based on the sample information. Interpret the results of the test and state your conclusion.
The sample size n , the sample means, and the sample standard deviations for the two groups are given below.
Then describe trade-offs which will happen when you lower sample to $10,000 to meet their budget.
Compute Pearson's correlation coefficient between age and amount spent on this particular product.
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd