CBSE BOARD XII, asked by satyammi786, 7 months ago

No. of pairs = 20, r = 0.5, mean of X is 15, mean of Y is 20, standard deviation of X is 4, standard deviation of Y is 5. Later on it was found that one pair of value as been wrongly taken as (X = 16, Y = 30) whereas the correct values were (X = 26, Y = 35). Find the correct value of r.

Answers

Answered by pinkumishra933

0

Answer:

division karo phir usko HCF likhan dena of multiple kardena

Previous Question

Next Question

Similar questions

Hindi, 3 months ago

घोड़ा दौड़ता है। what kriya is this pls reply fast...

English, 3 months ago

Identify the error in the given sentence and choose its correct replacement. The jewellery lose their shine with time. * A jewellery lose their shine with time. The jewelleries lose their shine with time. The jewellery lost their shine with time. Jewellery loses its shine with time.

Math, 3 months ago

In ∆ABC , <A = <C, BC = 4cm and AC = 3cm .What is the length of the side AB? A) 4cm B ) 3 cm C) 5cm D) none.

English, 7 months ago

I_the problem when the teacher....in a)had solved,cameb)have solved, came c)solve ,came d) will solve,came...

English, 7 months ago

Puchston the following sentences the taj mahal in agra is a beautiful building made of white marble 7 the herd went into a meadow with raju the shepherd 8. what is the cure for snake bite he asked mayi come in sir Wat...

English, 10 months ago

48. The type of forest found in remote and inaccessible areas is known as A Unclassed forest B. Pasture land C Protected forest D. Reserved forest...

Chemistry, 10 months ago

find the volumes of 8g of 02 at stp...

Science, 10 months ago

for a body moving along a circular path ,show that lenear speed =angular velocity ×radius of the circle . plz reply fast i need the answer argently...