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SAT, 25.11.2019 22:31 amariciara05
The marketing manager of zanga zanga enterprise claims that the performance of sales team in lusaka and choma is the same. she collected sales achieved in three products in lusaka and choma. the following are the sales gathered:
a
b
c
lusaka
30
45
55
choma
35
30
65
is there sufficient evidence to justify the marketing manager’s claim at level of significance of 1%? (10 marks)
question three
the probability of shopping as shoprite supermarket is 60% while that of shopping at pick and pay is 40%. if the shopper goes shopping eight times, what is the probability of
shopping at least three times at shoprite supermarket (5 marks)
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Answers: 2
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The marketing manager of zanga zanga enterprise claims that the performance of sales team in lusaka...
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