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%?
Answers: 1
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The marketing manager of zanga zanga enterprise claims that the performance of sales team in lusaka...
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