Rise of the Floodborn pack expected value

Is a Rise of the Floodborn booster pack worth opening? Expected value $1.31 per pack against a $13.57 pack price, from live card prices and pull rates.

• Expected value per pack: $1.31
• Booster pack price: $13.57
• On average a pack is worth more kept sealed.
• Packs per box: 24
• Chase cards with live prices: 24
• Chance a pack contains no chase card: 82.3%