
Statistics Quiz 6
Answer these simple questions correctly and earn coins
Popular Questions In Statistics Quiz 6
Pulse rates per minute of a patient observed by the doctor are 72, 78, 90, 102 and 73. Then the average pulse rate is
In a cricket match an over contains six balls. In a T-20 Cricket match it was already 5 balls bowled in the last over. If Sachin hits six for the last ball the mean becomes 4 runs per ball in the over. But Sachin hits four runs. Then the mean score per ball in that over is
The mid value of the class 10 – 19 is
For the given scores and , then n =
The mode of the scores 12, 11, 12, 9, 10, 9, 12 is
If the mean height of 3 boys is 142 cm. and the mean height of another 7 students is 145 cm., then the mean height of 10 students.
The median of rational numbers and
Mean of is ……..
In the formula, the letter represents
A data is represented using the classes 20 – 29, 30 – 39, ………….., 120 – 129. What is the length of the class interval 90 – 99 ?