The graph represents the distribution of the number of questions answered correctly on a 50-question math test. What is the standard deviation of the data? 4 8 12 24

answer:   c ?

step-by-step explanation:

the answer is 8/21

hope this

ιт ιѕ $222.95

step-by-step explanation:

αℓℓ уσυ gσт тσ ∂σ ιѕ fιgυяє συт ωнαт 30% σf $318.50 ιѕ $95.55

тнєи ѕυвтяα¢т ιт fяσм $318.50-$95.55=$222.95

нσρє ι ¢συℓ∂ нєℓρ уσυ συ

you have to find the same variables -3n - 5n so this would be -3n +(-5n) which equals -9n