Ask Question
5 April, 23:10

Q1: A group of 50 biomedical students recorded their pulses rates by counting the number of beats for 60 seconds. (15)

80

48

88

70

84

82

66

84

82

64

44

72

90

70

86

104

58

84

72

60

90

108

62

52

72

86

66

104

78

82

96

54

68

76

72

88

102

74

68

74

78

66

72

90

62

100

92

84

76

72

(a) Construct frequency distribution.

(b) Compute mode, median and mean of the frequency distribution.

(c) The lower and upper quartile of the frequency distribution.

+4
Answers (1)
  1. 6 April, 02:51
    0
    The answers are in the explanation.

    Step-by-step explanation:

    a)

    X1 - Absolute frecuency - cumulative absolute frequency - Relative frecuency

    44 1 1 0.021

    48 1 2 0.021

    52 1 3 0.021

    54 1 4 0.021

    58 1 5 0.021

    60 1 6 0.021

    62 2 7 0.042

    64 1 8 0.021

    66 3 12 0.063

    68 2 14 0.042

    70 2 16 0.042

    72 6 22 0.126

    74 2 24 0.042

    76 2 26 0.042

    78 2 28 0.042

    80 1 29 0.021

    82 3 32 0.063

    84 4 36 0.084

    86 2 38 0.042

    88 2 40 0.042

    90 3 43 0.063

    92 1 44 0.021

    96 1 45 0.021

    100 1 46 0.021

    102 1 47 0.021

    104 2 49 0.042

    108 1 50 0.021

    Total: 50 50 1

    b) Mean: is the number average = 3806/48 = 78.12 Median: is the number or average number of half = 76 Mode: Is the number that appears most frequently = 72

    c) Lower quartile: 67 Upper quartile: 84
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Q1: A group of 50 biomedical students recorded their pulses rates by counting the number of beats for 60 seconds. (15) 80 48 88 70 84 82 66 ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers