मराठी

The mean of 6 observations 13, 18, 31, 7, 15 and k is 17. The value of k is ______. - Mathematics

Advertisements
Advertisements

प्रश्न

The mean of 6 observations 13, 18, 31, 7, 15 and k is 17. The value of k is ______.

पर्याय

  • 12

  • 22

  • 16

  • 18

MCQ
रिकाम्या जागा भरा
Advertisements

उत्तर

The mean of 6 observations 13, 18, 31, 7, 15 and k is 17. The value of k is 18.

Explanation:

Mean = `"Sum of observations"/6`

So, sum = 17 × 6 = 102.

Sum of given numbers = 13 + 18 + 31 + 7 + 15 = 84.

Therefore, k = 102 – 84 = 18.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 21: Measures of central tendency - Exercise 21F [पृष्ठ ४८६]

APPEARS IN

नूतन Mathematics [English] Class 10 ICSE
पाठ 21 Measures of central tendency
Exercise 21F | Q 6. | पृष्ठ ४८६
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×