I BET NO ONE KNOWS THIS All of the following statements about different elements are true EXCEPT : Group of answer choices

Strontium is an alkaline earth metal.

Silver is a main group metal.

Astatine is a halogen.

Magnesium in an alkaline earth metal

Arsenic is a metalloid.

For what values of b will f(x)= logbx be a decreasing function? (16 )

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?