It Use the accompanying table of z-scores and percentiles to find the percentage of data items in a normal distribution that lie a. below an

b. above a z-score of -2.6.

1 Click the icon to view the table of z-scores and percentiles.

a. The percentage of data items that lie below the z-score is

(Round to two decimal places as needed.)

b. The percentage of data items that lie above the z-score is

(Round to two decimal places as needed.)

1: z-Scores and Percentiles

z-Score

-4.0

-3.5

-3.0

-2.9

-2.8

-2.7

-2.6

-2.5

-2.4

-2.3

-2.2

-2.1

z-Scores and Percentiles

Percentilez-Score Percentile z-Score

-1.0

15.87

0.0

-0.95 17.11

-0.90

18.41

-0.85

19.77

21.19

22.66

24.20

25.78

27.43

0.003

0.02

0.13

0.19

0.26

0.35

0.47

0.62

0.82

1.07

1.39

1.79

2.28

2.87

-2.0

-1.9

-1.8

-1.7

-1.6

-1.5

-1.4

-1.3

9.68

-1.2 11.51

-1.1

13.57

3.59

4.46

5.48

6.68

8.08

-0.80

-0.75

-0.70

-0.65

-0.60

-0.55

29.12

-0.50 30.85

-0.45 32.64

-0.40

34.46

-0.35 36.32

-0.30 38.21

-0.25

40.13

-0.20 42.07

44.04

46.02

-0.15

-0.10

-0.05

0.0

48.01

50.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

0.50

0.55

0.60

0.65

0.70

0.75

0.80

0.85

0.90

0.95

1.0

%.

%.

Percentile z-Score

50.00

1.1

51.99

1.2

53.98

1.3

55.96

1.4

57.93

1.5

59.87

1.6

61.79

1.7

63.68

1.8

65.54

1.9

67.36

2.0

69.15

2.1

70.88

2.2

72.57

2.3

74.22

2.4

2.5

2.6

2.7

2.8

2.9

3.0

3.5

4.0

75.80

77.34

78.81

80.23

81.59

82.89

84.13

Percentile

86.43

88.49

90.32

91.92

93.32

94.52

95.54

96.41

97.13

97.72

98.21

98.61

98.93

99.18

99.38

99.53

99.65

99.74

99.81

99.87

99.98

99.997