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1061.25 is 125% of what number?
1062.If every observation is multiplied by 3, the Standard Deviation becomes?
1063.Which statement is TRUE? Variance becomes zero only when every observation is identical., Variance measures central tendency., Variance is always equal to Standard Deviation., None of these
1064.A box contains 5 red, 4 blue, and 3 green balls. Two balls are drawn without replacement. What is the probability that both balls are blue?
1065.If a coin is tossed 4 times in succession, what is the probability that at least one head appears?
1066.Find the quantity of cement required for rate analysis of brickwork in 1:5 for 100 cft:
1067.Find the number of cement bags required for 400 cft concrete in the ratio 1:6:12:
1068.Find the value of: 3 √(2197)
1069.The length of a line measured with a 20 m chain was found to be 250 m. Calculate the true length of the line if the chain was 10 cm longer.