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A Shoe manufacturing company designs a new shoe (Brand A) and it wanted to compare its fit with that of the leading brands in the market Nike and Reebok. 27 Customers were asked to try one of the brands and rate its comfort which was measured on 1 (bad) to 9 (good) scales. The new shoe will be introduced only if it is preferred over the other 2 brands. The scores are given below:
Nike Reebok Brand A
7 4 3
5 6 5
8 7 8
7 8 5
5 4 9
6 6 7
8 3 8
5 7 5
7 6 6
H (1): Is Brand A preferred over Nike?
H (2): Is Brand A preferred over Reebok?
The CEO of supermarket 'Taste' thinks of opening a branch in another shopping mall in Hong Kong. But before that he wants to study the consumer's preference for a particular store based on the variety of items sold in that store. He would compare his store with the leading supermarket chains like PNS and Welcome in a study in which 30 consumers participate. They are given a questionnaire which listed the variety of products sold in a particular departmental store for different item categories and asked them to rate their preference for that store which was measured on a 10 pointer scale, 1 (less preferred) and 10 (more preferred). These are then averaged for a single consumer and are given below in a table.
PNS Welcome Taste
3 4 6
4 6 7
6 5 4
7 4 8
8 3 9
9 6 4
6 8 5
7 6 4
6 4 7
5 8 7
The CEO will open a branch only if consumers prefer 'Taste' departmental store over PNS and Welcome. What will be his decision?
a). Show that if a random variable has a uniform density with the parameters a and ß, the probability that it will take on a value less than a+p(ß-a) is equal to p b). Prove that t
what is the difference between HISTORIGRAMS and HISTOGRAMS?
A coin was flipped twenty times and landed on heads fifteen times. If the coin was balanced fair what is the probability of a head on the next toss
I am not able to log in again to retrieve my assignment that I paid for
the number x = 37.46235 is round off to four significant figures. compute the absolute error
1. Use the portal method to determine the approximate vertical reactions. Circles represent pinned connections. 2. A steel 2" x 3" rectangular bar is 9' long (E = 29,000ksi
A. Describe what a z score is. B. Explain why they can be used to compare scores from different distributions.
systolic blood pressure in different age groups. the following table contains a random sample of 40 women partitioned into three groups...
Write a report to an investor comparing the performance by using the financial statements between two different companies
jay can remember only the first 4 digits of his friends phone number. he also knows that the number has 7 digits and the last digit is not a zero. if jay were to dial all of the po
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