The standard deviation of 4, 7, 10, 13, 16, 19, 22 is

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B 6
$G i v e n o b s e r v a t i o n s a r e i n A . P . H e r e 2 n + 1 = 7 . ∴ n = 3 d = 3 ∴ σ = \sqrt{\frac{3. (4)}{3}} .3 = 6.$

Suggest Corrections

Similar questions

1, 4, 7, 10, 13, 16, 19, 22, 25, . . .

0, 1, 2, 3, 4, 5, 6, 7, 8, 9

10, 11, 12, . . . ., 19

$\frac{1}{1 \times 4} + \frac{1}{4 \times 7} + \frac{1}{7 \times 10} + \frac{1}{10 \times 13} + \frac{1}{13 \times 16} + \frac{1}{16 \times 19}$ =

X	$10$	$11$	$12$	$13$	$14$	$15$	$16$	$17$	$18$
f	$2$	$7$	$10$	$12$	$15$	$11$	$10$	$6$	$3$

$x$	$15$	$16$	$17$	$18$	$19$	$20$	$21$	$22$	$23$
$f$	$6$	$7$	$9$	$13$	$10$	$12$	$8$	$0$	$4$

Join BYJU'S Learning Program