Assuming equal variances establish at the 5 level of

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Question:

The table below gives two samples selected from 10 supermarkets of the weekly sales of a popular soft drink. The first sample gives the details for a normal shelf display of the product, while the second sample gives the details for an end-aisle shelf display. Assuming equal variances, establish, at the 5% level of significance, whether there is a statistically significant difference in the mean weekly sales for the two display locations.

Normal display

End-Aisle Display

22

52

34

71

52

76

62

54

30

67

40

83

64

66

84

90

56

77

59

84

Reference no: EM13579932

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